# OpenRouter

**Canonical:** https://apis.io/providers/openrouter/  
**Website:** https://openrouter.ai/  
**APIs profiled:** 7

OpenRouter is an API platform that provides unified access to multiple AI language models through a single interface. OpenRouter acts as a "router" or gateway that lets developers and applications access dozens of different AI models from various providers through one standardized API, rather than having to integrate with each provider separately.

## Kin Score — 50.8 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 50.8).

| Facet | Score |
|---|---|
| Discoverability | 72.2 |
| Contract Quality | 68.6 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 28.9 |
| Developer Ergonomics | 52.4 |
| Commercial Clarity | 55.3 |
| Access Clarity | 55.3 |

## Agent readiness — 32.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | documented |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (7)

- **OpenRouter Chat API** — Chat completion endpoints (OpenAI-compatible).
- **OpenRouter Completions API** — Legacy completions endpoint.
- **OpenRouter Credits API** — Account credit balance and usage.
- **OpenRouter Generation API** — Query stats and usage for completed generations.
- **OpenRouter Keys API** — Provisioning and management of API keys.
- **OpenRouter Models API** — Discover available models and their endpoints.
- **OpenRouter Providers API** — List supported providers.

## Agentic access (1)

- **Openrouter Agentic Access** — 12 operations · 5 acting

## Security (3)

- **Openrouter Authentication** — http · 1 scheme
- **Openrouter Domain Security** — TLSv1.3 · HSTS · DMARC
- **Openrouter Trust Center** — SOC 2

## Plans (1)

- **Openrouter Plans Pricing**

## Tags

Artificial Intelligence, Gateway, Large Language Models, Router

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/openrouter/). Scores are computed from the provider's own public artifacts under a published rubric.